Most evolutionary biologists believe that all currently living organisms had a common ancestor the existed about ___years ago.
A) 600 million
B) 2.3 billion
C) 3.9 billion
D) 4.5 billion
Correct Answer:
Verified
Q72: Hox genes:
A)are regulator genes that among other
Q73: Some biologists place primates in the superorder
Q74: Humans belong to the Order:
A)Carnivora
B)Primate
C)Scandentia
D)Chiroptera
Q75: Mammals:
A)usually swallow their food whole
B)usually eat only
Q76: Humans belong to the class:
A)Vertebrata
B)Mammalia
C)Aves
D)Chordata
Q78: Mammals are characterized by:
A)homodont dentition
B)one bone in
Q79: Mammary glands:
A)produce milk
B)are found among mammals
C)are related
Q80: Today there are how many orders of
Q82: Matching Questions
identify the name of the
Q90: Matching Questions
match each concept with its definition:
-analogy
A)similarities
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents